—Let’sgoclimbingtothetopofthemountain,shallwe?—You

問題詳情：

—Let’s go climbing to the top of the mountain, shall we?

—You _______be joking! Don’t you know I’m afraid of high places?

     A. may           B. must                  C. can              D. should

【回答】

B

知識點：情態動詞

題型：選擇題